1200032012 has 48 divisors (see below), whose sum is σ = 2184040320. Its totient is φ = 576605952.

The previous prime is 1200031999. The next prime is 1200032021. The reversal of 1200032012 is 2102300021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1200031984 and 1200032002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3217058 + ... + 3217430.

It is an arithmetic number, because the mean of its divisors is an integer number (45500840).

Almost surely, 2^1200032012 is an apocalyptic number.

It is an amenable number.

1200032012 is a deficient number, since it is larger than the sum of its proper divisors (984008308).

1200032012 is a wasteful number, since it uses less digits than its factorization.

1200032012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1200032012 is about 34641.4782017165. The cubic root of 1200032012 is about 1062.6680184947.

Adding to 1200032012 its reverse (2102300021), we get a palindrome (3302332033).

The spelling of 1200032012 in words is "one billion, two hundred million, thirty-two thousand, twelve".